In these cases it has been possible to establish an evolutionary clock
that has given some surprising results.
The problem today is to solve the riddle of reading the molecular evolutionary clock
It's like an evolutionary clock
ticking between rock, paper, scissors then back to rock," he said.
Mitochondrial DNA alterations may not tick away like hands on a reasonably accurate evolutionary clock
, Howell maintains.
Continental drift and the use of albumins as an evolutionary clock
On the one hand, we have invoked evolutionary history and an evolutionary clock
(Kane and Culver 1991; Kane et al.
A potential solution is to use an argument based on an evolutionary clock
and assume that the probability of a switch in a branch of a tree depends on the length of the branch.